Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 03:52Z
∇ × E = −∂B/∂t
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
168K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
144K
∂x/∂n = 6x
det| 11 4 ; 5 12 | = 112
86K
\lim_{x\to 0} \frac{\sin x}{x} = 1
∑_{k=1}^{n} k = n(n+1)/2
234K
det| 9 6 ; 0 10 | = 90
218K
det| 7 4 ; 4 8 | = 40
354K
det| 8 9 ; 4 9 | = 36
70K